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Planetary science

The scientific study of planets including Earth, moons, and planetary systems of the Solar System in particular and the processes that form them.

Contributors in Planetary science

Planetary science


Astronomy; Planetary science

Adjective used to describe a breccia that has an assortment of fragments of many different rock compositions and textures. (See also monomict. )


Astronomy; Planetary science

The ability or tendency of one substance to dissolve into another at a given temperature and pressure.


Astronomy; Planetary science

The scientific study of minerals. This is the field within geology that focuses on the chemistry, structure, properties, and classification of minerals.

Radiometric dating

Astronomy; Planetary science

Technique to determine the age of a rock by measuring the last time the rock being dated was either melted or disturbed sufficiently to rehomogenize its naturally-occurring radioactive elements. This ...


Astronomy; Planetary science

Variable radio star having stable, very short (around one second) periods of pulsations. Electrons moving rapidly in a pulsar's magnetic field produce narrow beams of radiation which sweep around as ...

Refractory elements

Astronomy; Planetary science

Any chemical element that vaporises (that is, boils) at high temperatures or condenses from a gas at high temperatures. Examples are calcium (Ca), aluminium (Al), uranium (U), titanium (Ti), the rare ...


Astronomy; Planetary science

The part of Earth's crust, water, and atmosphere where living organisms can survive.

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